const express = require('express')
const app = express()
app.get ('./user',(req,res)=>{
res.send({name:'zs',age:21})

})
app.get('/',(req,res) => {
    console.log (req.query)
    res.send(req.query)
})
app.listen (80,() => {
    console.log('express http://127.o.o.1')
})